22. A9TT7R. 99 



4. Astur tachiro. 



Le Tachiro, Levaill. Ois. (fAfr. i. pi. 24 (1799). 



Falco tachiro, Baud. Traite, li. p. 90 (1800) ; Temm. PI. Col. i. pis. 377, 



420 (1827). 

 Buteo tachiro, Vig. Zool. Juurn. i. p. 340 (1824). 

 Nisus tachiro, Less. Man. d'Orn. i. p. 98 (1828); Kaup, Contr. Orn. 



1850, p. 64 ; Bp. Rev. et Mag. de Zool. 1854, p. 638 ; Schl. 3Ius. 



r.-B. Asturea, p. 46 (1862); Finscli «. Ilartl. Vog. Ostafr. p. 78 



(1870) ; Blanf. Geol. S,- Zool. Abyss, p. 291 (1870) ; Schl. Mm. P.-B. 



Beviie Accijntr. p. 96 (1873). 

 Nisus polYzonus, Less. Traite, p. 58 (1831) ; Pucker. Rev. et Mag. 



de ZooLlSoO, p. 209. 

 Falco unduliveuter, Riipp. Neue Wirh. p. 40, Taf. 18. fig. 1 (1835). 

 Accipiter tachiro. Gray, Cat. Accipitr. 1844, p. 36 ; id. Gen. B. i. 



p. 29 (1849) ; Bp. Consp. i. p. 32 (1850) ; Strickl. Orn. Syn. p. 114 



(1855) ; Gurney, Ibis, 1859, p. 241 ; Sol. Ibis, 1864, p. 306 ; Layard, 



B. S. Afr. p. 28 (1867) ; Gumey in Atiderss. B. Dam. Ld. p. 29 



(1872). 

 Nisus uuduliventer, Rupp. Syst. Uebers. p. 12 (1845) ; Schl. N. T. D. 



iii. p. 359 (1866) ; Iletigl. Orn. N.O.-Afr. i. p. 67 (1869). 

 Accipiter polyzonus, Des Mnrs, Icon. Orn. pi. Ixi. (1848). 

 Micronisus tachiro. Grill, Zool. Anteckn. p. 48 (1858), 

 Accipiter unduliventris, Heugl. Ibis, 1861, p. 75. 

 Accipiter polyzonoides, Anderss. P. Z. S. 1864, p. 4 {lapm). 

 Micronisus zonarius, Bocage, Jorn. Lisb. 1870, p. 40. 



Young female. Above brown, with distinct edgings of pale rufous 

 to the feathers ; the crown, nape, and sides of neck mottled with 

 white, the two latter more distinctly washed with rufous ; the 

 scapulars and secondaries also with concealed spots of white ; quills 

 and tail light brown, margined with pale rufous and barred with 

 darker brown, bars four in number on the tail-feathers, which are 

 tipped with buify white ; the under surface of both wings and tail 

 paler and more ashy grey in colour, the bars showing more distinctly ; 

 sides of face whitish, slightly streaked with brown, the upper mar- 

 gin of the ear- coverts entirely of the latter colour ; under surface 

 of body creamy white, the throat with a distinct central streak of 

 dark brown and a faint moustachial line on each side, the chest 

 streaked with broad brown spots of an oval shape, becoming rather 

 more barred on the flanks and thighs, much smaller on the latter, 

 the under tail-coverts scarcely marked at all ; under wing-coverts 

 creamy buff, vnth only a few scattered brown markings ; cere dark 

 green ; bill black, blue at base ; feet yellow ; iris dark greenish 

 brown. Total length 14-5 inches, wing 8-4, tarsus 2-6. 



Adult female. Above dark brown, inclining to slate-colour on the 

 head and sides of face, the nape slightly mottled with white ; quills 

 brown, barred with darker brown, more distinct underneath, where 

 the lower surface of the quills is greyish white ; tail brown, tipped 

 with white and crossed with tlu'ee broad bars of dark brown, the 

 light-brown interspaces shading into Avhite on the inner web, form- 

 ing a conspicuous spot even on the two centre feathers ; sides of 

 face and neck uniform with the head ; under surface of body whitish, 

 crossed with numerous broad bars of pale rufous, each bar having 



i2 



